From f7b3dbe8c7445d7b9517b691b9bfe1a74f137ad6 Mon Sep 17 00:00:00 2001
From: rambowm <rambow_m@ukw.de>
Date: Mon, 22 Oct 2018 14:30:26 +0200
Subject: [PATCH 1/2] added ISO format target (eg. 20181022)

---
 lib/format.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/format.rb b/lib/format.rb
index 1524be0..32c9dc5 100644
--- a/lib/format.rb
+++ b/lib/format.rb
@@ -10,6 +10,7 @@ class Format < Redmine::FieldFormat::Base
     MATCHERS = {
       :TOW_DIGIT_NUMBER => /\d{2}/,
       :FOUR_DIGIT_NUMBER => /\d{4}/,
+      :THREE_DIGIT_NUMBER => /\d{3}/,
       :FORMAT_WRAPPER => /\{(.+?)\}/
     }
 
@@ -17,7 +18,8 @@ class Format < Redmine::FieldFormat::Base
       :'yyyy' => { :strftime => '%Y', :financial_year => false, :regexp => MATCHERS[:FOUR_DIGIT_NUMBER] },
       :'yy'   => { :strftime => '%y', :financial_year => false, :regexp => MATCHERS[:TOW_DIGIT_NUMBER] },
       :'YYYY' => { :strftime => '%Y', :financial_year => true, :regexp => MATCHERS[:FOUR_DIGIT_NUMBER] },
-      :'YY'   => { :strftime => '%y', :financial_year => true, :regexp => MATCHERS[:TOW_DIGIT_NUMBER] }
+      :'YY'   => { :strftime => '%y', :financial_year => true, :regexp => MATCHERS[:TOW_DIGIT_NUMBER] },
+      :'ISO'   => { :strftime => '%Y%m%d', :financial_year => false, :regexp => MATCHERS[:THREE_DIGIT_NUMBER] }
     }
 
     def validate_custom_field(custom_field)

From d95f9a3a55566e91409eebe3000e03bcb6f3a15c Mon Sep 17 00:00:00 2001
From: rambowm <rambow_m@ukw.de>
Date: Mon, 22 Oct 2018 14:35:22 +0200
Subject: [PATCH 2/2] added example for ISO format target

---
 app/views/custom_fields/formats/_serial_number.html.erb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/views/custom_fields/formats/_serial_number.html.erb b/app/views/custom_fields/formats/_serial_number.html.erb
index 626b98e..0f26ebb 100644
--- a/app/views/custom_fields/formats/_serial_number.html.erb
+++ b/app/views/custom_fields/formats/_serial_number.html.erb
@@ -5,6 +5,7 @@
   <em class="info">{yy}-{0000} #=> 15-0001</em>
   <em class="info">{YYYY}-{0000} #=> 2014-0001</em>
   <em class="info">{YY}-{0000} #=> 14-0001</em>
+  <em class="info">{ISO}-{0000} #=> 20150331-0001</em>
 </p>
 
 <%= f.hidden_field :is_required, :value => '0' %>